package homeWork.title6;

import java.util.Scanner;
    /*
（第6题）从键盘输入一个值,根据值进行判断如果是小于60则输出sorry,如果是包含60分以上则输出ok
     */

public class main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int i = sc.nextInt();
        if (i<60){
            System.out.println("sorry");
        }else {
            System.out.println("ok");
        }
    }
}
